import Vue from "vue";
import Router from "vue-router";
/* Layout */
import Layout from "../views/layout/Layout";

// in development-env not use lazy-loading, because lazy-loading too many pages will cause webpack hot update too slow. so only in production use lazy-loading;
// detail: https://panjiachen.github.io/vue-element-admin-site/#/lazy-loading

Vue.use(Router);

/**
* hidden: true                   if `hidden:true` will not show in the sidebar(default is false)
* alwaysShow: true               if set true, will always show the root menu, whatever its child routes length
*                                if not set alwaysShow, only more than one route under the children
*                                it will becomes nested mode, otherwise not show the root menu
* redirect: noredirect           if `redirect:noredirect` will no redirect in the breadcrumb
* name:'router-name'             the name is used by <keep-alive> (must set!!!)
* meta : {
    title: 'title'               the name show in submenu and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar,
  }

  这里面放的是  路由
**/
export const constantRouterMap = [{
        path: "/login",
        component: () =>
            import ("@/views/login/index"),
        hidden: true
    },
    { path: "/404", component: () =>
            import ("@/views/404"), hidden: true },

    {
        path: "/",
        component: Layout,
        redirect: "/dashboard",
        name: "Dashboard",
        hidden: true,
        children: [{
            path: "dashboard",
            component: () =>
                import ("@/views/dashboard/index")
        }]
    },

    // ****************************************************************

    {
        // ----------------
        path: "/teacher", // 讲师管理路由
        component: Layout, // 这个是布局 ，这里 布局不需要变
        redirect: "/teacher/table", // 这个是地址 访问的一个地址
        name: "讲师管理", // 名字
        meta: { title: "讲师管理", icon: "example" }, // icon 表示的就是 用的 icons 里面的图片(图标) 名字为 example
        //   --------------- 这么多实现的就为 名为一级的 管理路由模块
        children: [{
                path: "table",
                name: "讲师列表",
                component: () =>
                    import ("@/views/eduteacher/teacher/teacherlist"), // 路由对应页面的路径
                meta: { title: "讲师列表", icon: "table" }
            },
            // 这些是分支
            {
                path: "append", // 添加
                name: "添加讲师",
                component: () =>
                    import ("@/views/eduteacher/teacher/teacheraccretion"), // 路由对应页面的路径
                meta: { title: "添加讲师", icon: "tree" }
            },
            {
                path: "edit/:id", // ：id 这个就相当于 一个占位符，里面要传参数
                name: "EduTeacherEdit",
                component: () =>
                    import ("@/views/eduteacher/teacher/teacheraccretion"),
                meta: { title: "编辑讲师", noCache: true }, // 通过隐藏添加路由 来完成讲师的修改操作
                hidden: true // hidden : true 表示他不进行显示
            }
        ]
    },
    //************************************************************************* */

    // ****************************************************************

    {
        // ----------------
        path: "/Subject", // 讲师管理路由
        component: Layout, // 这个是布局 ，这里 布局不需要变
        redirect: "/Subject/list", // 这个是地址 访问的一个地址
        name: "课程分类管理", // 名字
        meta: { title: "课程分类管理", icon: "example" }, // icon 表示的就是 用的 icons 里面的图片(图标) 名字为 example
        //   --------------- 这么多实现的就为 名为一级的 管理路由模块
        children: [{
                path: "list",
                name: "课程分类列表",
                component: () =>
                    import ("@/views/eduteacher/Subjest/subjestlist"), // 路由对应页面的路径
                meta: { title: "课程分类列表", icon: "table" }
            },
            // 这些是分支
            {
                path: "appendcourse", // 添加
                name: "导入课程分类",
                component: () =>
                    import ("@/views/eduteacher/Subjest/Subjestappendcourse"), // 路由对应页面的路径
                meta: { title: "导入课程分类", icon: "tree" }
            }
        ]
    },
    //************************************************************************* */

    //******************** *******************************/

    // 课程管理
    {
        path: "/edu/course",
        component: Layout,
        redirect: "/edu/course/list",
        name: "课程管理",
        meta: { title: "课程管理", icon: "form" },
        children: [{
                path: "list",
                name: "课程列表",
                component: () =>
                    import ("@/views/eduteacher/Coures/Coureslist"),
                meta: { title: "课程列表" }
            },
            // {
            //     path: "list",
            //     name: "课程列表",
            //     component: () =>
            //         import ("@/views/eduteacher/Coures/list"),
            //     meta: { title: "课程列表" }
            // },
            {
                path: "info",
                name: "添加课程",
                component: () =>
                    import ("@/views/eduteacher/Coures/Couresinfo"),
                meta: { title: "添加课程" }
            },
            {
                path: "info/:id",
                name: "编辑课程基本信息",
                component: () =>
                    import ("@/views/eduteacher/Coures/Couresinfo"),
                meta: { title: "编辑课程基本信息", noCache: true },
                hidden: true
            },
            {
                path: "chapter/:id",
                name: "编辑课程大纲",
                component: () =>
                    import ("@/views/eduteacher/Coures/Coureschapter"),
                meta: { title: "编辑课程大纲", noCache: true },
                hidden: true
            },
            {
                path: "publish/:id",
                name: "发布课程",
                component: () =>
                    import ("@/views/eduteacher/Coures/Courespublish"),
                meta: { title: "发布课程", noCache: true },
                hidden: true
            }
        ]
    },

    /**************************************************************** */

    // 每个路由的name不能相同 这里面的每个路由都表示不同的侧边栏的状态
    {
        path: "/statis",
        component: Layout,
        redirect: "/statis/table",
        name: "统计分析",
        meta: { title: "统计分析", icon: "example" },
        children: [{
                path: "table",
                name: "生成数据",
                component: () =>
                    import ("@/views/sta/create"), // 路由对应页面的路径
                meta: { title: "生成数据", icon: "table" }
            },
            // 这些是分支
            {
                path: "show",
                name: "图表显示",
                component: () =>
                    import ("@/views/tree/index"), // 路由对应页面的路径
                meta: { title: "图标显示", icon: "tree" }
            }
        ]
    },

    // 每个路由得结束位置

    // 要建立新的路由 访问新的分支的话，应在 views 里面创建 vue 页面

    {
        path: "/form",
        component: Layout,
        children: [{
            path: "index",
            name: "Form",
            component: () =>
                import ("@/views/form/index"),
            meta: { title: "Form", icon: "form" }
        }]
    },

    {
        path: "/nested",
        component: Layout,
        redirect: "/nested/menu1",
        name: "Nested",
        meta: {
            title: "Nested",
            icon: "nested"
        },
        children: [{
                path: "menu1",
                component: () =>
                    import ("@/views/nested/menu1/index"), // Parent router-view
                name: "Menu1",
                meta: { title: "Menu1" },
                children: [{
                        path: "menu1-1",
                        component: () =>
                            import ("@/views/nested/menu1/menu1-1"),
                        name: "Menu1-1",
                        meta: { title: "Menu1-1" }
                    },
                    {
                        path: "menu1-2",
                        component: () =>
                            import ("@/views/nested/menu1/menu1-2"),
                        name: "Menu1-2",
                        meta: { title: "Menu1-2" },
                        children: [{
                                path: "menu1-2-1",
                                component: () =>
                                    import ("@/views/nested/menu1/menu1-2/menu1-2-1"),
                                name: "Menu1-2-1",
                                meta: { title: "Menu1-2-1" }
                            },
                            {
                                path: "menu1-2-2",
                                component: () =>
                                    import ("@/views/nested/menu1/menu1-2/menu1-2-2"),
                                name: "Menu1-2-2",
                                meta: { title: "Menu1-2-2" }
                            }
                        ]
                    },
                    {
                        path: "menu1-3",
                        component: () =>
                            import ("@/views/nested/menu1/menu1-3"),
                        name: "Menu1-3",
                        meta: { title: "Menu1-3" }
                    }
                ]
            },
            {
                path: "menu2",
                component: () =>
                    import ("@/views/nested/menu2/index"),
                meta: { title: "menu2" }
            }
        ]
    },

    {
        path: "external-link",
        component: Layout,
        children: [{
            path: "https://panjiachen.github.io/vue-element-admin-site/#/",
            meta: { title: "External Link", icon: "link" }
        }]
    },

    { path: "*", redirect: "/404", hidden: true }
];

export default new Router({
    // mode: 'history', //后端支持可开
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRouterMap
});